120101010222111 has 16 divisors (see below), whose sum is σ = 169556925567744. Its totient is φ = 75356359634304.

The previous prime is 120101010222101. The next prime is 120101010222131. The reversal of 120101010222111 is 111222010101021.

It is a happy number.

It is not a de Polignac number, because 120101010222111 - 2⁶ = 120101010222047 is a prime.

It is a super-2 number, since 2×120101010222111² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120101010222101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14345491 + ... + 21118596.

It is an arithmetic number, because the mean of its divisors is an integer number (10597307847984).

Almost surely, 2^{120101010222111} is an apocalyptic number.

120101010222111 is a deficient number, since it is larger than the sum of its proper divisors (49455915345633).

120101010222111 is a wasteful number, since it uses less digits than its factorization.

120101010222111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35530510.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 120101010222111 its reverse (111222010101021), we get a palindrome (231323020323132).

The spelling of 120101010222111 in words is "one hundred twenty trillion, one hundred one billion, ten million, two hundred twenty-two thousand, one hundred eleven".