1021101202002 has 32 divisors (see below), whose sum is σ = 2337921718272. Its totient is φ = 291246186384.

The previous prime is 1021101202001. The next prime is 1021101202021. The reversal of 1021101202002 is 2002021011201.

It is not an unprimeable number, because it can be changed into a prime (1021101202001) 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, 20683978 + ... + 20733285.

It is an arithmetic number, because the mean of its divisors is an integer number (73060053696).

Almost surely, 2^{1021101202002} is an apocalyptic number.

1021101202002 is an abundant number, since it is smaller than the sum of its proper divisors (1316820516270).

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

1021101202002 is a wasteful number, since it uses less digits than its factorization.

1021101202002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41417862.

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

Adding to 1021101202002 its reverse (2002021011201), we get a palindrome (3023122213203).

The spelling of 1021101202002 in words is "one trillion, twenty-one billion, one hundred one million, two hundred two thousand, two".