1010212210111 has 8 divisors (see below), whose sum is σ = 1087935053744. Its totient is φ = 932491396800.

The previous prime is 1010212210103. The next prime is 1010212210121. The reversal of 1010212210111 is 1110122120101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1010212210111 - 2³ = 1010212210103 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1010212210091 and 1010212210100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010212210121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 618340 + ... + 1550086.

It is an arithmetic number, because the mean of its divisors is an integer number (135991881718).

Almost surely, 2^{1010212210111} is an apocalyptic number.

1010212210111 is a deficient number, since it is larger than the sum of its proper divisors (77722843633).

1010212210111 is an equidigital number, since it uses as much as digits as its factorization.

1010212210111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1015161.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1010212210111 its reverse (1110122120101), we get a palindrome (2120334330212).

It can be divided in two parts, 101021 and 2210111, that added together give a palindrome (2311132).

The spelling of 1010212210111 in words is "one trillion, ten billion, two hundred twelve million, two hundred ten thousand, one hundred eleven".