202021211002 has 16 divisors (see below), whose sum is σ = 330273790560. Its totient is φ = 92117177712.

The previous prime is 202021210987. The next prime is 202021211069. The reversal of 202021211002 is 200112120202.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46805352 + ... + 46809667.

It is an arithmetic number, because the mean of its divisors is an integer number (20642111910).

Almost surely, 2^202021211002 is an apocalyptic number.

202021211002 is a deficient number, since it is larger than the sum of its proper divisors (128252579558).

202021211002 is a wasteful number, since it uses less digits than its factorization.

202021211002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93615117.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 202021211002 its reverse (200112120202), we get a palindrome (402133331204).

The spelling of 202021211002 in words is "two hundred two billion, twenty-one million, two hundred eleven thousand, two".