102121204402202 has 16 divisors (see below), whose sum is σ = 154198181865600. Its totient is φ = 50721818895600.

The previous prime is 102121204402187. The next prime is 102121204402237. The reversal of 102121204402202 is 202204402121201.

It is a super-2 number, since 2×102121204402202² (a number of 29 digits) contains 22 as substring.

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, 22580699 + ... + 26723217.

It is an arithmetic number, because the mean of its divisors is an integer number (9637386366600).

Almost surely, 2^{102121204402202} is an apocalyptic number.

102121204402202 is a deficient number, since it is larger than the sum of its proper divisors (52076977463398).

102121204402202 is a wasteful number, since it uses less digits than its factorization.

102121204402202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4224301.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 102121204402202 its reverse (202204402121201), we get a palindrome (304325606523403).

The spelling of 102121204402202 in words is "one hundred two trillion, one hundred twenty-one billion, two hundred four million, four hundred two thousand, two hundred two".