1202102101002 has 64 divisors (see below), whose sum is σ = 2684782324224. Its totient is φ = 355666731840.

The previous prime is 1202102100973. The next prime is 1202102101091. The reversal of 1202102101002 is 2001012012021.

It is a super-2 number, since 2×1202102101002² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7518213 + ... + 7676439.

It is an arithmetic number, because the mean of its divisors is an integer number (41949723816).

Almost surely, 2^{1202102101002} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1202102101002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1342391162112).

1202102101002 is an abundant number, since it is smaller than the sum of its proper divisors (1482680223222).

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

1202102101002 is a wasteful number, since it uses less digits than its factorization.

1202102101002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160963.

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

Adding to 1202102101002 its reverse (2001012012021), we get a palindrome (3203114113023).

The spelling of 1202102101002 in words is "one trillion, two hundred two billion, one hundred two million, one hundred one thousand, two".