1201022011002 has 32 divisors (see below), whose sum is σ = 2620471440384. Its totient is φ = 363937761200.

The previous prime is 1201022010997. The next prime is 1201022011003. The reversal of 1201022011002 is 2001102201021.

It is a super-2 number, since 2×1201022011002² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1201022011003) 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, 3104863 + ... + 3470189.

It is an arithmetic number, because the mean of its divisors is an integer number (81889732512).

Almost surely, 2^{1201022011002} is an apocalyptic number.

1201022011002 is an abundant number, since it is smaller than the sum of its proper divisors (1419449429382).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1201022011002 is a wasteful number, since it uses less digits than its factorization.

1201022011002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415154.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1201022011002 its reverse (2001102201021), we get a palindrome (3202124212023).

The spelling of 1201022011002 in words is "one trillion, two hundred one billion, twenty-two million, eleven thousand, two".