1210022111002 has 8 divisors (see below), whose sum is σ = 1815038050176. Its totient is φ = 605009427612.

The previous prime is 1210022110949. The next prime is 1210022111003. The reversal of 1210022111002 is 2001112200121.

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

It is a super-2 number, since 2×1210022111002² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1210022111003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 621463 + ... + 1675189.

It is an arithmetic number, because the mean of its divisors is an integer number (226879756272).

Almost surely, 2^{1210022111002} is an apocalyptic number.

1210022111002 is a deficient number, since it is larger than the sum of its proper divisors (605015939174).

1210022111002 is a wasteful number, since it uses less digits than its factorization.

1210022111002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1627892.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1210022111002 its reverse (2001112200121), we get a palindrome (3211134311123).

The spelling of 1210022111002 in words is "one trillion, two hundred ten billion, twenty-two million, one hundred eleven thousand, two".